Beijing Haidian DistrictNo.26 Wu Mud ProcessingNo.28 Ling Pai FangNo.36 Wu Hai Chemical ProcessingNo.37 Yan Qi Tuo Liu Tuo XiaoNo.42 Chemistry CompositingNo.48 Safety OperationsNo.53 Chemicals DesignNo.80 Qing Jie TechnologyNo.88 Environmental Engineering Technology Huan Bao Gong Cheng Shi Engineering Sheng Tai Bao Hu Gong Cheng Shi Engineering Shui Zi Yuan国家高新技术企业高新技术企业省级高新技术企业市级高新技术企业专精特新小巨人企业